Support opening CFG files in existing instance

Author: tkrodriguez

visualizer/C1Visualizer/CompilationView/pom.xml

@@ -29,6 +29,11 @@
             <artifactId>org-netbeans-modules-editor-mimelookup</artifactId>
             <version>${netbeans.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.netbeans.modules</groupId>
+            <artifactId>org-netbeans-modules-editor-mimelookup-impl</artifactId>
+            <version>${netbeans.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.netbeans.api</groupId>
             <artifactId>org-netbeans-modules-sendopts</artifactId>

visualizer/C1Visualizer/CompilationView/src/main/java/at/ssw/visualizer/compilation/view/action/C1VisualizerDataObject.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package at.ssw.visualizer.compilation.view.action;
+
+import at.ssw.visualizer.model.CompilationModel;
+import org.netbeans.api.actions.Openable;
+import org.openide.DialogDisplayer;
+import org.openide.NotifyDescriptor;
+import org.openide.cookies.OpenCookie;
+import org.openide.filesystems.FileObject;
+import org.openide.filesystems.FileUtil;
+import org.openide.filesystems.MIMEResolver;
+import org.openide.loaders.DataObject;
+import org.openide.loaders.DataObjectExistsException;
+import org.openide.loaders.MultiDataObject;
+import org.openide.loaders.MultiFileLoader;
+import org.openide.util.Lookup;
+import org.openide.util.NbBundle;
+import org.openide.util.RequestProcessor;
+
+import java.io.File;
+
+/**
+ * DataObject that represents a .CFG file. This object is NOT designed for presentation
+ * as is usual for NB dataobjects. It just serves to provide Open file from commandline
+ * feature, nothing more.
+ */
+@NbBundle.Messages(
+        "LBL_GraalVMC1VisualizerFile=GraalVM C1Visualizer File"
+)
+@MIMEResolver.ExtensionRegistration(
+        displayName = "#LBL_GraalVMC1VisualizerFile",
+        mimeType = C1VisualizerDataObject.GRAAL_CFG_MIME_TYPE,
+        position = 3232,
+        extension = {"cfg"}
+)
+@DataObject.Registration(
+        displayName = "LBL_GraalVMC1VisualizerFile",
+        mimeType = C1VisualizerDataObject.GRAAL_CFG_MIME_TYPE,
+        position = 400
+)
+public class C1VisualizerDataObject extends MultiDataObject {
+    /**
+     * MIME type for CFG dumps
+     */
+    public static final String GRAAL_CFG_MIME_TYPE = "application/x-c1visualizer"; // NOI18N
+
+    public C1VisualizerDataObject(FileObject fo, MultiFileLoader loader) throws DataObjectExistsException {
+        super(fo, loader);
+        getCookieSet().assign(Openable.class, new OpenImpl());
+    }
+
+    private class OpenImpl implements OpenCookie {
+        @Override
+        public void open() {
+            importPrimaryFile();
+        }
+    }
+
+    public void importPrimaryFile() {
+        FileObject fo = getPrimaryFile();
+        File f = FileUtil.toFile(fo);
+        if (f == null) {
+            return;
+        }
+
+        final String fileName = f.getAbsolutePath();
+        RequestProcessor.getDefault().post(new Runnable() {
+            public void run() {
+                CompilationModel model = Lookup.getDefault().lookup(CompilationModel.class);
+                String errorMsg = model.parseInputFile(fileName);
+                if (errorMsg != null) {
+                    NotifyDescriptor d = new NotifyDescriptor.Message("Errors while parsing input:\n" + errorMsg, NotifyDescriptor.ERROR_MESSAGE);
+                    DialogDisplayer.getDefault().notify(d);
+                }
+            }
+        });
+    }
+}
+

visualizer/C1Visualizer/application/pom.xml

@@ -775,10 +775,6 @@
                     <groupId>org.netbeans.modules</groupId>
                     <artifactId>org-netbeans-modules-utilities-project</artifactId>
                 </exclusion>
-                <exclusion>
-                    <groupId>org.netbeans.modules</groupId>
-                    <artifactId>org-netbeans-modules-utilities</artifactId>
-                </exclusion>
                 <exclusion>
                     <groupId>org.netbeans.modules</groupId>
                     <artifactId>org-netbeans-modules-versioning-core</artifactId>

visualizer/IdealGraphVisualizer/Coordinator/src/main/java/org/graalvm/visualizer/coordinator/impl/BinaryGraphDataObject.java

@@ -96,7 +96,6 @@ public void importPrimaryFile() {
             return;
         }
         try {
-            Thread.dumpStack();
             FileImporter.asyncImportDocument(f.toPath(), true, true, null);
         } catch (IOException ex) {
             Exceptions.printStackTrace(